20081714080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6605827}}^1$

素因数の和:6605861

約数の個数: 48

約数和(自身を含む): 49940059680

約数和(自身を除く): 29858345600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6605827, 13211654, 26423308, 33029135, 52846616, 66058270, 105693232, 125510713, 132116540, 211386464, 251021426, 264233080, 502042852, 528466160, 627553565, 1004085704, 1056932320, 1255107130, 2008171408, 2510214260, 4016342816, 5020428520, 10040857040, 20081714080]

約数ペア:

[(1, 20081714080), (2, 10040857040), (4, 5020428520), (5, 4016342816), (8, 2510214260), (10, 2008171408), (16, 1255107130), (19, 1056932320), (20, 1004085704), (32, 627553565), (38, 528466160), (40, 502042852), (76, 264233080), (80, 251021426), (95, 211386464), (152, 132116540), (160, 125510713), (190, 105693232), (304, 66058270), (380, 52846616), (608, 33029135), (760, 26423308), (1520, 13211654), (3040, 6605827)]